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Prime et composite Feuille de travail

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Prime et composite Feuille de travail

Nom: ____________________Date: ____________

Instructions: Identifier les nombres premiers et composés et rédiger des factorisations premières.

20 problèmes

  1. Prime numbers in {17, 19, 2, 23, 7, 9} → ______
  2. Prime numbers in {17, 11, 2, 8, 12, 9} → ______
  3. Prime numbers in {13, 12, 25, 21, 2, 8} → ______
  4. Prime numbers in {5, 19, 15, 25, 3, 2} → ______
  5. Prime numbers in {29, 5, 11, 25, 19, 2} → ______
  6. Prime numbers in {12, 9, 7, 25, 11, 29} → ______
  7. Prime numbers in {19, 2, 8, 17, 27, 3} → ______
  8. Prime numbers in {25, 9, 17, 5, 21, 8} → ______
  9. Prime numbers in {17, 23, 21, 7, 11, 5} → ______
  10. Prime numbers in {17, 5, 12, 8, 3, 2} → ______
  11. Prime numbers in {7, 12, 21, 13, 11, 2} → ______
  12. Prime numbers in {11, 3, 13, 12, 21, 9} → ______
  13. Prime numbers in {25, 12, 27, 9, 21, 5} → ______
  14. Prime numbers in {17, 25, 27, 13, 19, 7} → ______
  15. Prime numbers in {23, 8, 11, 2, 15, 12} → ______
  16. Prime numbers in {3, 12, 2, 23, 17, 5} → ______
  17. Prime numbers in {19, 8, 2, 23, 21, 29} → ______
  18. Prime numbers in {25, 23, 27, 5, 11, 21} → ______
  19. Prime numbers in {27, 19, 3, 12, 11, 7} → ______
  20. Prime numbers in {19, 9, 17, 27, 3, 13} → ______
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